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Study on Safety Coefficient of Sedimentary Bauxite Strip Pillar under Valley Terrain
The underground sedimentary bauxite ore body in Shanxi province has a shallow burial depth; the valley terrain caused stress concentration on a pillar which affected the pillar’s safety and goaf stability. This paper proposed a pillar safety coefficient calculation method affected by the goaf struct...
| Autores principales: | , , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
MDPI
2022
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9518196/ https://www.ncbi.nlm.nih.gov/pubmed/36078701 http://dx.doi.org/10.3390/ijerph191710991 |